Errorline tells you which app or script broke your store's checkout button — before a customer has to.https://errorline.app/https://errorline.app/shopify/checkout-button-not-working/https://errorline.app/shopify/checkout-button-not-working/A dead checkout button is almost always one of eight causes. Run the 30-second triage, then work through theme JavaScript errors, app conflicts, and cart drawer failures — every fix sourced from Shopify's own docs.Sun, 16 Aug 2026 00:00:00 GMT